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Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries (1914)

Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley Publishing · leaf 169

An illustration from Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries, 1914, leaf 169
i66 ELECTRIC POWER AND DEVICES. 394. ELECTRIC WIRE INSULATING DEVICE. Four-spool system.. First layer of silk wound left hand, second layer of whiteSilk Insulating Head ^ au d colored cotton /% ^<^White Cotton wound right hand. Thetwo pairs of spools andframes revolve in op-posite directions… … Cross Sectioiof Cotton InsulatingPowsr Head Insulated Wire

Mechanical movements

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